How do I get wedged and how to prevent it
Dec 26 15:33:36 linux-k9cr kernel: [12130.034091] [drm:i915_gem_execbuffer] ERROR Execbuf while wedged
Dec 26 15:33:36 linux-k9cr kernel: [12130.034601] [drm:i915_gem_execbuffer] ERROR Execbuf while wedged
Dec 26 15:33:36 linux-k9cr kernel: [12130.043483] [drm:i915_gem_execbuffer] ERROR Execbuf while wedged
The workarounds are either to boot with mem=xxxx, where “xxxx” is something less than 4 gigabytes of memory, or to use a different video card (the latter isn’t necessarily an option).